Finding the Third Proportional to 1,438,254 and 3,195,738

Step by Step Solution

1. Step 1: Write the proportion equation
   1,438,254 : 3,195,738 = 3,195,738 : x
2. Step 2: Convert to fraction form
   1,438,254/3,195,738 = 3,195,738/x
3. Step 3: Cross multiply
   1,438,254x = 3,195,738 × 3,195,738
4. Step 4: Simplify right side
   1,438,254x = 10,212,741,364,644
5. Step 5: Solve for x
   x = 10,212,741,364,644/1,438,254
6. Step 6: Final answer
   x = 7,100,791.21